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FLIR CM74 Commercial True RMS AC/DC Clamp Meter - 600A

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CM74
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FLIR CM74 Commercial True RMS AC/DC Clamp Meter kit

This is the FLIR CM74, a narrow jaw, powerful AC clamp meter that's ideal for commercial applications.

The upgraded version of the FLIR's CM72 clamp meter, this model includes additional functionality and expanded measurement ranges. The main differences are an increased voltage measurement range to 1000V, an inrush current mode, the ability to measure both DC and AC current and a VFD voltage mode.

If you're working in cramped conditions, the FLIR CM74 is up to the task. With narrow jaws which open to 35mm (1.38"), the CM74 is easy to navigate into cramped environments such as electrical cabinets or - if there's an application where the clamp won't fit - you can also add a FLIR FlexClamp accessory (sold separately - see below for more information) to bend the clamp around difficult areas.

This professional clamp meter is packed with functionality; it can measure both AC/DC voltage to 1000V (with a VFD and LoZ mode), can measure AC current to 600A and also tests frequency, resistance, continuity, capacitance and diode! A set of premium-grade silicone test leads is included as standard with the meter.

Extra functions of this clamp include a MIN/MAX mode, data hold, built-in torchlight, a backlit LCD screen and automatic power off (which can be disabled if needed).

Expandable Range to 3000A AC with FlexClamp Accessories

The abilities of the FLIR CM74 can be expanded greatly by combining the clamp together with one of FLIR's FlexClamp adaptors (sold separately).

These flexible clamps allow you to bend the clamp area around even the trickiest environments and also expand the measurement range of the CM74 up to 3000A AC!

There are two versions of these sensors available; please see below for links to each.

FLIR CM74 Commercial True RMS AC/DC Clamp Meter Key Features

  • Ideal clamp meter for commercial electricians - thin, narrow jaw opening for cramped electrical cabinets/panels
  • Measures AC current up to 600.0A
  • AC/DC voltage measurements up to 1000.0V
  • True RMS - enhances accuracy when testing AC
  • Inrush current mode
  • VFD mode
  • Autoranging
  • Frequency measurements up to 60.00kHz
  • Resistance measurements to 6000Ω
  • Continuity and diode tests
  • Test capacitance up to 1000υF
  • Jaw opening size of 1.38" (35mm), 1250MCM
  • CAT IV 600V and CAT III 1000V rated
  • Powered by 4 x AA batteries
  • 6000 count LCD display with integrated backlight
  • MIN/MAX mode calculates the minimum/maximum values taken over a period of time
  • HOLD mode temporarily freezes the values shown on the screen
  • Automatic power off mode (can be disabled if needed)
  • Slim clamp design - ideal for carrying in a back pocket
  • Dual bright high-powered LED worklights built into the clamp, ideal for use in darkened areas
  • Rubberised, double-moulded hand grips to reduce slippage when working
  • High quality, premium gold-tipped silicone test leads included as standard
  • Expand the AC range up to 3000A by combining with a FLIR TA72 or TA74 flexible clamp adaptor

What's Included?

  • FLIR CM74 Clamp Meter
  • 4 x AAA Batteries
  • Premium Silicone Test Leads
  • Quick Start Guide
  • User Manual (CD)
  • Extended Warranty Registration Card

Optional Accessories

  • TA72 Flexible Clamp Adaptor (10", 25cm)
  • TA74 Flexible Clamp Adaptor (18", 45cm)
  • TA15 Soft-Sided Carrying Case
  • TA55 Line Splitter
  • TA52 Magnet Mount
  • TA42 Belt Clip
  • TA80 Premium Silicone Test Lead
  • TA70 Alligator Clips

FLIR CM74 Technical Specifications

ParameterMax RangeBasic Accuracy
DC Voltage 1000V ±1.0%
AC Voltage 1000V ±1.0%
VFD AC Voltage 1000V ±1.0%
LoZ Mode AC Voltage 1000V ±1.0%
LoZ Mode DC Voltage 1000VV ±1.0%
DC Current 600.0A ±2.0%
AC Current 600.0A ±2.0%
VFD AC Current 600.0A ±2.0%
Inrush AC Current 600.0A ±3.0%
Inrush Current Threshold Min 0.5A, integration time 100ms
Frequency 60.00kHz ±0.1%
Resistance 6000Ω ±1.0%
Continuity 600.0Ω ±1.0%
Capacitance 1000μF ±1.0%
Diode 1.5V ±1.5%
General Specifications
Display Counts 6000
Jaw Opening 1.38" (35mm), 1250MCM
Category Rating CAT IV 600V, CAT III 1000V
Certifications UL
Battery Type 4 x AAA
Warranty Limited lifetime
Accessories related to this product:
FLIR CM74 Clamp Meter - Datasheet Datasheets

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Additional Information
SKU CM74
Manufacturer Part Code CM74
Country of Origin Taiwan